Dust collector



FIG. 1 is a front view of a dust collector showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a partial cross-sectional view taken along line 5-5 in the top portion of FIG. 3; and,

FIG. 6 is a partial cross-sectional view taken along line 6-6 in the bottom portion of FIG. 4.

The details shown in broken lines form no part of the claimed design. 

CLAIM The ornamental design for a dust collector, as shown and described. 